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The condition for observing Fraunhofer d...

The condition for observing Fraunhofer diffraction from a single slit is that the light wavefront incident on the slit should be

A

Spherical

B

Cylindrical

C

Plane

D

Elliptical

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • In Fraunhoffer diffraction from a single slit, wave front incident on the slit is

    A
    Planar
    B
    Spherical
    C
    Cylindrical
    D
    Either spherical or cylindrical

  • Find the right condition(s) for Fraunhofer diffraction due to a single slit

    A
    Source is at infinite distance and the incident beam has coverged at the slit
    B
    Source is near to the slit and the incident beam is parallel
    C
    Source is at infinity and the incident beam is parallel
    D
    Source is near to the slit and the incident beam has coverged at the slit

  • The condition for obtaining maximum in the diffraction pattern due to a single slit is

    A
    `a sin theta=(2n-1) lamda/2`
    B
    `a sin theta= n lamda`
    C
    `a sin theta=(n lamda)/2`
    D
    `a sin theta=(2n+1) lamda`

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